According to Anthropometric Survey data, the distribution of arm spans for males is approximately Normal with a

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According to Anthropometric Survey data, the distribution of arm spans for males is approximately Normal with a mean of 71.4 inches and a standard deviation of 3.3 inches.

a. What percentage of men have arm spans between 66 and 76 inches?

b. Professional basketball player, Kevin Durant, has an arm span of almost 89 inches. Find the z-score for Durant’s arm span. What percentage of males have an arm span at least as long as Durant’s?

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Introductory Statistics Exploring The World Through Data

ISBN: 9780135163146

3rd Edition

Authors: Robert Gould, Rebecca Wong, Colleen N. Ryan

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